Lincoln Aviator: Front Drive Axle/Differential / Removal and Installation - Front Halfshaft Speed Sensor

Materials

Removal

1. With the vehicle in NEUTRAL, position it on a hoist.
   Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).
   

1. 
   
   1. Remove the pin-type retainer.
      
   2. Remove the bolts and the radiator air deflector.
      
   3. Remove the bolts.
      
   4. Remove the retainers and the engine undershield.
      

1. Disconnect the front halfshaft speed sensor electrical connector.
   

1. Remove the bolt and the front halfshaft speed sensor.
   

1. NOTE: The O-ring seals are to be reused unless damaged.

   Clean and inspect the front halfshaft speed sensor O-ring for damage and install new front halfshaft speed sensor as necessary.
   

Installation

1. NOTE: Make sure that the mating surface and the bore is free of corrosion and foreign material, avoid particles getting into the bore.

   Clean and inspect the front axle assembly at front halfshaft speed sensor mating surface.
   

1. NOTE: Make sure that a new component is installed if the O-ring is damaged.

   NOTE: Make sure the O-ring is installed correctly within the O-ring groove.

   If removed, install the new front halfshaft speed sensor O-ring and lubricate them with clean front axle fluid.
   Material: Motorcraft® SAE 75W-140 Synthetic Rear Axle Lubricant / XY-75W140-QL (WSL-M2C192-A)

1. NOTE: The shim is to be reused with a new speed sensor unless damaged (if equipped).

   Install the front halfshaft speed sensor and the bolt.
   Torque: 89 lb.in (10 Nm)

1. Connect the front halfshaft speed sensor electrical connector.
   

1. Check the front differential fluid level.
   Refer to: Differential Fluid Level Check (205-03 Front Drive Axle/Differential, General Procedures).
   

1. 
   
   1. Position the engine undershield and install the pin-type retainer.
      
   2. Install the bolts.
      Torque: 22 lb.in (2.5 Nm)
   3. Install the radiator air deflector and the bolts.
      Torque: 22 lb.in (2.5 Nm)
   4. Install the radiator air deflector retainers.